Instruction Manual

Appendix
NIRCal 5.5 Manual, Version A 275
Wavelength
[nm]
Wavenumber
[cm
-1
]
Chemical bonds
Product Example
1360
7353
2x C-H str.+ C-H def.
CH3
1395
7168
CH2
1410
7092
O-H str.first overtone
ROH
1415
7067
2x C-H str.+ C-H def.
CH2
1417
7057
aromatic
1420
7042
O-H str.first overtone
ArOH
1430
6993
sucrose,starch
1440
6944
2x C-H str.+ C-H def.
CH
1446
6916
aromatic
1450
6897
O-H str.first overtone
starch,H2O
1460
6849
N-H str.first overtone
CONH2
1471
6798
CONHR
1480
6757
O-H str.first overtone
(intramol.H-bond)
glucose
1483
6743
N-H str.first overtone
CONH2
1490
6711
CONHR
N-H str.first overtone
(intramol.H-bond)
CONH2
O-H str.first overtone
(intramol.H-bond)
cellulose
1492
6702
N-H str.first overtone
ArNH2
1500
6667
NH
1510
6623
protein
1520
6579
O-H str.first overtone
CONH2
N-H str.first overtone
(intramol.H-bond)
ROH
1528
6545
O-H str.first overtone
(intramol.H-bond)
starch
1530
6536
N-H str.first overtone
RNH2
1533
6523
C-H str.first overtone
CH
1540
6494
O-H str.first overtone
(intramol.H-bond)
starch
1570
6369
N-H str.first overtone
CONH-
1580
6329
O-H str.first overtone
intermol.H-bond)
starch,glucose
1620
6173
C-H str.first overtone
CH2
1645
6079
R-CH-CH
1660
6024
cis-RCH=CHR
1685
5935
aromatic
1695
5900
CH3
1705
5865
CH3
1725
5797
CH2
1740
5747
SH
1765
5666
CH2
1780
5618
cellulose
1820
5495
O-H srt.+2x C-O str.
cellulose
1900
5263
O-H str.+2x C-O str.
starch
C=O str.second overtone
-CO2H
1908
5241
O-H str.first overtone
POH
1920
5208
C=O str.second overtone
CONH
1940
5155
O-H str.+ O-H def.
H2O
1950
5128
C=O str.second overtone
-CO2R
1960
5102
N-H asym.str.+ amide II
CONH2